<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>windows10加载动画</title>
    <style>
        .loadingContainer {
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, .1);
            position: fixed;
            top: 0%;
            left: 0%;
        }


        .spinner {
            width: 40px;
            height: 40px;
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);

        }

        .container1>div,
        .container2>div,
        .container3>div {
            width: 10px;
            height: 10px;
            background-color: #333;
            border-radius: 100%;
            position: absolute;
            animation: bouncedelay 1.2s infinite ease-in-out;
            animation-fill-mode: both;
        }

        .spinner .spinner-container {
            position: absolute;
            width: 100%;
            height: 100%;
        }

        .container2 {
            transform: rotateZ(45deg);
        }

        .container3 {
            transform: rotateZ(90deg);
        }

        .circle1 {
            top: 0;
            left: 0;
        }

        .circle2 {
            top: 0;
            right: 0;
        }

        .circle3 {
            right: 0;
            bottom: 0;
        }

        .circle4 {
            left: 0;
            bottom: 0;
        }

        .container2 .circle1 {
            animation-delay: -1.1s;
        }

        .container3 .circle1 {
            animation-delay: -1.0s;
        }

        .container1 .circle2 {
            animation-delay: -0.9s;
        }

        .container2 .circle2 {
            animation-delay: -0.8s;
        }

        .container3 .circle2 {
            animation-delay: -0.7s;
        }

        .container1 .circle3 {
            animation-delay: -0.6s;
        }

        .container2 .circle3 {
            animation-delay: -0.5s;
        }

        .container3 .circle3 {
            animation-delay: -0.4s;
        }

        .container1 .circle4 {
            animation-delay: -0.3s;
        }

        .container2 .circle4 {
            animation-delay: -0.2s;
        }

        .container3 .circle4 {
            animation-delay: -0.1s;
        }

        @keyframes bouncedelay {

            0%,
            80%,
            100% {
                transform: scale(0.0);
            }

            40% {
                transform: scale(1.0);
            }


        }
    </style>
</head>

<body>
    <div class="loadingContainer" style="display: block;">
        <div class="spinner">
            <div class="spinner-container container1">
                <div class="circle1"></div>
                <div class="circle2"></div>
                <div class="circle3"></div>
                <div class="circle4"></div>
            </div>
            <div class="spinner-container container2">
                <div class="circle1"></div>
                <div class="circle2"></div>
                <div class="circle3"></div>
                <div class="circle4"></div>
            </div>
            <div class="spinner-container container3">
                <div class="circle1"></div>
                <div class="circle2"></div>
                <div class="circle3"></div>
                <div class="circle4"></div>
            </div>
        </div>
    </div>
</body>

</html>